<template>
  <div class="center">
    <div class="ddd">1112131</div>
</div>
</template>

<style>

.center{
position: absolute;
top: 1.173333rem;
  background: cyan;
  bottom: 0;
  left: 0;
  right: 0;
  overflow: auto;
}
.ddd{
  height: 100000px;
  width: 10rem;
  background: green;
}

</style>
